Individual Calculations July 2018
 Ziabari, Morteza  Total change: 28.00  Rating chartPersonal card
 7. Krefelder Pfingst-Open 2018 Krefeld GER 2018-05-18
RcRownchangeKK*chgGame
 1979 1865 3.50 6 1.40 20 28.00 
  Rettenbacher, Stefan 2104 GER0.5010.30206.00 
  Schaum, Moritz 2144 GER0.001-0.1620-3.20 
  Fernschild, Ulrich 1586 GER1.0010.16203.20 
  Nurkowski-Buerkle, Ruediger 2020 GER0.5010.21204.20 
  Krueger, Norbert 1996 GER1.0010.682013.60 
  Moes, Waldemar 2022 NED0.5010.21204.20 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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